//
//  SecondViewController.h
//  testpbl
//
//  Created by 黄权浩 on 15/10/29.
//  Copyright © 2015年 黄权浩. All rights reserved.
//

#import <UIKit/UIKit.h>

typedef void(^changeString) (NSString *str);
//typedef (NSDictionary *) (^changeDic) (NSDictionary *dic);

@interface SecondViewController : UIViewController

@property (nonatomic, strong) changeString changestring;
- (void)changeString:(changeString)block;
- (IBAction)backBt:(id)sender;

@end
